html { height: 100%; }
body {
  height: 100%;

  display: flex;
  flex-direction: column;
}

.Layout__content {
  width: 100%;
  max-width: 970px;
  margin: 0 auto;

  display: flex;
  flex-shrink: 0;
  flex-grow: 2;
}

.Layout__left-side {
  flex-shrink: 0;
  width: 170px;

  border-right: 1px solid #e4e6e8;
}

.Layout__center {
  flex-grow: 2;
  overflow: hidden;
}

@media (max-width: 600px) {

  .Layout__left-side {
    display: none;
  }

  .__with-menu .Layout__content {
    padding-bottom: 50px;
  }

}